def isVowel(c):
    if c in ['a', 'e', 'i', 'o','u', 'A', 'E', 'I', 'O', 'U']:
        return True
    else:
        return False

def allVowels(a, b, c):
    if isVowel(a) and isVowel(b) and isVowel(c):
        return True
    else:
        return False
    
def threeVowels(string):
    for i in range(0, len(string) - 3):
        if allVowels(string[i], string[i+1], string[i+2] ):
            return True
    else:
        return False
    
def main():
    F = open( "words", "r" )
    for word in F:
        if threeVowels(word):
            print word

main()